Year	% of total merchandise imports
1960	1.355688825069685
1961	1.8459882211386232
1962	1.583036243357975
1963	1.9284908080985466
1964	1.7112807761923667
1965	1.4067208951774615
1966	1.2865323799886375
1967	2.4966804481728033
1968	2.389998866633717
1969	2.3098347505954497
1970	2.109465596450939
1971	2.7463785065351005
1972	3.4339600428002206
1973	3.6554483980067247
1974	9.115918036467914
1975	8.835383664885613
1976	8.754045351700295
1977	9.806861798614724
1978	6.100592143201428
1979	6.720405801245254
1980	9.035640543902556
1981	7.95779024957892
1982	7.639390876501979
1983	6.723514816252186
1984	5.993976066618802
1985	3.5914000655046516
1986	2.584598115351182
1987	3.015957944469942
1988	2.5563839568278937
1989	2.4825082084996715
1990	2.5928601839629675
1991	2.368851274839967
1992	2.317064043174892
1993	1.960420094144503
1994	1.8984745519237112
1995	2.2271204009438197
1996	2.4754634676955862
1997	2.8673696086024516
1998	2.600732591367571
1999	3.1295697863498853
2000	4.633772042766319
2001	4.2059625891689105
2002	3.5967506193174468
2003	3.8762003656434745
2004	4.215727561042377
2005	5.220539419391038
2006	5.574297585939891
2007	5.214877957863101
2008	6.871163007138314
2009	5.501715370411087
2010	5.945625138101445
2011	6.841581229378282
2012	7.3186784251214405
2013	7.194592576318557
2014	6.9795639249173025
2015	5.201461396219283
2016	4.235810307464179
2017	4.7085892646785155
2018	6.028032529623893
2019	6.165776836535148
2020	5.018905147105808